giải hộ mik đi xin đó cho 5 điểm gấp lắm rồi ----- Nội dung dịch tự động từ ảnh ----- 5. I's necessary for me to bring my passport. (have) => I 6. It wasn't necessary for you to do all this work (needn't) => You, my passport. all this work. 7. I am sure it wasn't Mrs. Mai you saw because she is in Boston. (can't) => It you saw because she is in Boston. 8. It's a good idea that you had better give up smoking immediately. (ought to) -> You immediately.